Decorative cup lid



FIG. 1 is a perspective view of the decorative cup lid showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is bottom plan view thereof; and,

FIG. 5 is a perspective view of the decorative cup lid on a cup.

The dash broken lines are for illustrating environmental structure only and form no part of the claimed design. 

CLAIM The ornamental design for a decorative cup lid, as shown and described. 